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EC2401 Wireless Communication Nov / Dec 2013 Question Paper ECE 7th Semester regulation 2008

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EC2401/EC 71 Wireless Communication November /December 2013 Question Paper ECE 7th  Semester regulation 2008


Department of  Electronics and Communication Engineering


Meant for Anna University Coimbatore,trichy,trinelveli


Question Paper
(Regulation 2008/2010)
___________________________________________________________________________________
Details:
University:Anna University
Year: fourth Year(ECE)
Department:  B E Electronics and Communication Engineering
Semester:VII(ECE) 
Content: EC2401/EC 71 Wireless Communication November /December 2013 Question Paper ECE 7th  Semester regulation 2008
Subject code: EC2401/EC 71
Subject Name: Wireless Communication
Regulation: 2008 or 2010 
Post Type: Question Paper
Question Paper  year: November /December 2013 






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CONTENTS COVERED


UNIT I SERVICES AND TECHNICAL CHALLENGES 9
Types of Services, Requirements for the services, Multipath propagation, Spectrum
Limitations, Noise and Interference limited systems, Principles of Cellular networks,
Multiple Access Schemes.

UNIT II WIRELESS PROPAGATION CHANNELS 9
Propagation Mechanisms (Qualitative treatment), Propagation effects with mobile radio,
Channel Classification, Link calculations, Narrowband and Wideband models.

UNIT III WIRELESS TRANSCEIVERS 9
Structure of a wireless communication link, Modulation and demodulation – Quadrature
Phase Shift Keying, /4-Differential Quadrature Phase Shift Keying, Offset-Quadrature
Phase Shift Keying, Binary Frequency Shift Keying, Minimum Shift Keying, Gaussian
Minimum Shift Keying, Power spectrum and Error performance in fading channels.

UNIT IV SIGNAL PROCESSING IN WIRELESS SYSTEMS 9
Principle of Diversity, Macrodiversity, Microdiversity, Signal Combining Techniques,
Transmit diversity, Equalisers- Linear and Decision Feedback equalisers, Review of
Channel coding and Speech coding techniques.



UNIT V ADVANCED TRANSCEIVER SCHEMES 9
Spread Spectrum Systems- Cellular Code Division Multiple Access Systems- Principle,
Power control, Effects of multipath propagation on Code Division Multiple Access,
Orthogonal Frequency Division Multiplexing – Principle, Cyclic Prefix, Transceiver
implementation, Second G

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